On Monday, October 24, 2016 08:28:18 PM bugzilla-dae...@bugzilla.kernel.org 
wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=181381
> 
>             Bug ID: 181381
>            Summary: Resume from suspend no longer works on Thinkpad X240
>            Product: Power Management
>            Version: 2.5
>     Kernel Version: 4.9.0-rc1
>           Hardware: All
>                 OS: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: normal
>           Priority: P1
>          Component: Hibernation/Suspend
>           Assignee: r...@rjwysocki.net
>           Reporter: steinar+ker...@gunderson.no
>                 CC: jarkko.sakki...@linux.intel.com
>         Regression: No
> 
> Hi,
> 
> I have a Thinkpad X240, which suspends (to RAM) and resumes just fine with
> 4.7.4. However, in 4.9.0-rc1, it completely refuses to resume; when I try to
> press the power button to resume it from sleep, it just ignores the request
> completely and keeps pulsing the light.
> 
> bisect gives the following culprit:
> 
> commit 0c541332231e7957f23013e37f3720db33e7804c
> Author: Jarkko Sakkinen <jarkko.sakki...@linux.intel.com>
> Date:   Fri Jun 17 13:12:20 2016 +0200
> 
>     tpm: use tpm_pcr_read_dev() in tpm_do_selftest()
> 
>     Instead of a ad-hoc protocol message construction it is better to
>     call tpm_pcr_read_dev().
> 
>     Signed-off-by: Jarkko Sakkinen <jarkko.sakki...@linux.intel.com>
>     Reviewed-by: Jason Gunthorpe <jguntho...@obsidianresearch.com>
> 
> I haven't tried 4.9.0-rc2, because that just hangs directly off of GRUB from
> me.

Jarkko, Jason, any chance to have a look at this?

Thanks,
Rafael

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